Patents Represented by Attorney Carolyn V. Peters
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Patent number: 7127407Abstract: A comprehensive set of risk groups explicitly identifies groups of individuals with multiple interacting co-morbid conditions, and which explicitly identifies the severity of illness level. This allows accurate prediction of future health care resource needs of an entire population, while simultaneously helping the health care provider isolate problems to identify changes in care to reduce costs and improve quality.Type: GrantFiled: April 29, 1999Date of Patent: October 24, 2006Assignee: 3M Innovative Properties CompanyInventors: Richard Francis Averill, Jon Eisenhandler, Norbert Israel Goldfield
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Patent number: 6855386Abstract: A wet stick pressure sensitive adhesive comprising the solventless polymerization product of: a) about 30 to about 70 parts by weight of an (meth)acrylate ester monomer wherein the (meth)acrylate ester monomer, when homopolymerized, has a Tg of less than about 10° C.; b) about 70 to about 30 parts by weight of a hydrophilic acidic comonomer; and c) about 10 to 100 parts based on 100 parts of the sum of components (a+b) of a non-reactive plasticizing agent, wherein the pressure sensitive adhesive adheres to wet substrate surfaces and a method of making.Type: GrantFiled: March 19, 1999Date of Patent: February 15, 2005Assignee: 3M Innovative Properties CompanyInventors: Michael P. Daniels, Yen-Lane Chen, Albert I. Everaerts, Stephen E. Krampe, James K. Young
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Patent number: 6846893Abstract: A mixture is provided comprising (a) at least one of an elastomeric thermoplastic, a non-elastomeric thermoplastic, an elastomeric thermoset and mixtures thereof, excluding polydiorganosiloxane fluids and (b) a polymer having soft polydiorganosiloxane units, hard polyisocyanate residue units, optionally, soft and/or hard organic polyamine residue units and terminal groups. The hard polyisocyanate residue and the hard polyamine residue comprise less than 50% by weight of the polydiorganosiloxane urea containing component. The polyisocyanate residue is the polyisocyanate minus the —NCO groups and the polyamine residue is the polyamine minus the —NH2 groups. The polyisocyanate residue is connected to the polyamine residue by urea linkages. The terminal groups are non-functional groups or functional groups. The polydiorganosiloxane urea containing component may be reactive under free-radical or moisture curing conditions.Type: GrantFiled: October 23, 1996Date of Patent: January 25, 2005Assignee: Minnesota Mining and Manufacturing CompanyInventors: Audrey A. Sherman, Mieczyslaw H. Mazurek, Walter R. Romanko, Patrick D. Hyde, Roy Wong, Albert I. Everaerts
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Patent number: 6797375Abstract: An adhesive tape comprising a backing and a layer of adhesive on the backing. The backing comprises a biaxially oriented substrate which comprises an isotactic polypropylene composition. The tapes and backings of this invention can be severed readily using commercial tape dispensers having metal or plastic cutting teeth to produce cleanly serrated cut edges on the tape. The biaxially oriented substrate is preferably made from a resin comprising an isotactic polypropylene homopolymer having a melt flow rate greater than 8 grams/10 minutes, more preferably greater than 12 grams/10 minutes, and still more preferably greater than about 20 grams/10 minutes. One preferred way to obtain such a resin is to blend: A) at least one isotactic polypropylene homopolymer “A” having a weight average molecular weight of at least 350,000 grams/mole and melt a flow rate of about 0.5-8 grams/10 minutes, more preferably about 0.Type: GrantFiled: June 16, 1999Date of Patent: September 28, 2004Assignee: 3M Innovative Properties CompanyInventors: Scott D. Pearson, Patrick J. Hager
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Patent number: 6773539Abstract: A method for sequentially and precisely registering cut sheets for application onto advertising signatures at high speeds employs an initial roll of sheeting material. The sheeting material is unwound to track a process path, where eyemarks on the sheeting material are detected for use in registering the sheeting material to be cut into discrete sheets and to be aligned with a moving advertising signature for affixation thereto. The sheeting material has a repositionable pressure sensitive adhesive along one side edge thereof for use in adhering the cut sheet to the advertising signature. In one embodiment, the sheeting material is generally opaque adjacent one side edge and is sufficiently transparent adjacent its other side edge so that when a sheet cut from the sheeting material is adhered to an advertising signature, images on the advertising signature are visible through at least a portion of the sheet.Type: GrantFiled: November 28, 2001Date of Patent: August 10, 2004Assignee: 3M Innovative Properties CompanyInventors: Timothy A. Mertens, Alden R. Miles, Mark G. Gjertson, Melvin R. Collins, Nora J. Grayson, Dennis L. Luense
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Patent number: 6749084Abstract: A package for dispensing sheet material from a stack includes a novel biasing device for urging the stack of sheet material toward an opening in one side of the package. The biasing device is comprised of a flat sheet of material sized and shaped to be located within the package beneath the stack of sheet material. An elastomeric element having an unstressed length that is less than a diameter of the flat sheet of material is stressed and positioned between opposite edges of the flat sheet of material. As stress is relieved from the elastomeric element, the elastomeric element draws the opposite edges together and elevates a central portion of the sheet of material in the form of an arch to urge the stack toward the opening as the stack of sheet material is depleted.Type: GrantFiled: March 11, 2002Date of Patent: June 15, 2004Assignee: 3M Innovative Properties CompanyInventor: Craig D. Thompson
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Patent number: 6740379Abstract: The present invention provides an adhesive tape for laminating a first substrate to a second substrate, wherein the adhesive tape includes a carrier having on a first major surface a first adhesive layer and having on a second major surface opposite to the first major surface in the order given a non-tacky polymer layer and a second adhesive layer, wherein the adhesive tape is capable of being adhered to the first substrate by the first adhesive layer and to the second substrate by the second adhesive layer. The adhesive tape is capable of delamination between the carrier and the non-tacky polymer layer when the first and second substrate are peeled away from each other so as to leave the carrier on the first substrate and the non-tacky polymer layer on the second substrate with a major surface of the non-tacky polymer layer or the carrier. The non-tacky polymer layer and carrier are not co-extruded layers.Type: GrantFiled: September 8, 2000Date of Patent: May 25, 2004Assignee: 3M Innovative Properties CompanyInventors: Pierre M. Congard, Richard Sabatier, Jean-Phillippe Weber
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Patent number: 6688488Abstract: A package for dispensing individual sheets of material from a stack includes a base and a compartment with side walls connected to the base and a cover connected to the side walls for holding the stack of sheet material. The cover includes an opening that is configured to define a pair of flanges on either side of the opening. The flanges are formed to be angularly displaced relative to the cover toward the base to bias the stack of sheet material toward the base.Type: GrantFiled: March 12, 2002Date of Patent: February 10, 2004Assignee: 3M Innovative Properties CompanyInventor: Dale O. Bailey
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Patent number: 6677007Abstract: An image receptor medium is disclosed as having a non-porous base medium and an imaging layer. The imaging layer includes a solvent-soluble multivalent cationic salt coated from an organic solvent. A water-insoluble binder holds the imaging layer together. The imaging layer also includes organic-solvent insoluble particulates. The image receptor medium can be backed with an adhesive/release liner combination or mechanical fasteners to provide securing means or can be left without such means for “drop-in” backlit uses.Type: GrantFiled: February 14, 2000Date of Patent: January 13, 2004Assignee: 3M Innovative Properties CompanyInventors: Elizabeth A. Warner, Steven R. Austin
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Patent number: 6669992Abstract: The present invention provides a stack of flexible sheet material (200) comprising a plurality of sheets (201) disposed one on top of another, each sheet having repositionable adhesive (202) along one edge and being free of adhesive along the opposite edge and the sheets are stacked with the repositionable adhesive edge of each sheet disposed along alternate opposite edges to maintain the sheets in the stack, characterised in that said stack comprises at least two sheets that are different from each other. The present invention also provides a method and apparatus for obtaining a stack of sheets as defined above and a dispenser comprising a stack of sheets as defined above.Type: GrantFiled: June 10, 2002Date of Patent: December 30, 2003Assignee: 3M Innovative Properties CompanyInventor: Frederic P. A. Le Riche
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Patent number: 6664359Abstract: A tackified composition comprising (a) a polydiorgannosiloxane polyurea segmented copolymer comprising the reaction product of (i) at least one polyaminie, wherein the polyamine comprises at least one polydiorganosiloxane diamine, or a mixture of at least one polydiorganosiloxane diamine and at least one organic polyamine, and (ii) at least one polyisocyanate, wherein the mol ratio of isocyanate to amined is between 0.9:1 and 0.95:1 or between 1.05:1 and about 1.3:1, and (b) silicate resins. The tackified compositions are useful as pressure sensitive adhesives, particularly for foamed backing tapes, medical tapes and the like, hot melt adhesives, vibration dampers, anti-corrosive materials.Type: GrantFiled: October 2, 1997Date of Patent: December 16, 2003Assignee: 3M Innovative Properties CompanyInventors: Lani S. Kangas, Mieczyslaw H. Mazurek, Kurt C. Melancon, Walter R. Romanko, Audrey A. Sherman
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Patent number: 6660352Abstract: Electrostatically charged graphic sheets are additionally provided with a preapplied activatable adhesive. Such sheets may be oriented on a display substrate using the electrostatically induced adhesion, and more securely fastened to the display substrate using the activatable adhesive.Type: GrantFiled: January 9, 2001Date of Patent: December 9, 2003Assignee: 3M Innovative Properties CompanyInventors: Chih-Chung Hsu, Steven R. Austin, Charles C. Lee, Terry L. Morris
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Patent number: 6656567Abstract: An adhesive sheet comprises a film substrate layer, a channel breathing layer and a breathing adhesive layer. The channel breathing layer has a plurality of convex parts and a concave part interposed between the convex parts that forms a channel communicating with the outside. When the adhesive sheet is applied to an adherend, gas generated from the adherend passes through the channel and swelling of the adhesive sheet is avoided.Type: GrantFiled: November 3, 2000Date of Patent: December 2, 2003Assignee: 3M Innovative Properties CompanyInventors: Junji Abe, Hidetoshi Abe
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Patent number: 6648173Abstract: A tape strip dispenser defining a retention chamber and having an opening through which the tape strips are dispensed from a W-stacked pad of tape strips retained within the retention chamber. The opening is longitudinally bounded along a first end by a first linear edge, and longitudinally bounded along a second end by a second liner edge, with (i); the first and second linear edges laterally angled relative to a central lateral axis of the retention chamber, and/or (ii) the first and second linear edges independently pivotable about a first and a second lateral axis, respectively.Type: GrantFiled: March 22, 2002Date of Patent: November 18, 2003Assignee: 3M Innovative Properties CompanyInventor: Dennis L. Crawford
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Patent number: 6632510Abstract: Inkjet receptor media are disclosed that have both a fluid management system and a pigment management system for use with pigmented inkjet inks that produce vibrant, durable images. The fluid management system is provided by microporous media with the presence of surfactants, if needed. The pigment management system is provided by either fluorinated silica particles or multivalent metal salts impregnated into pores of the microporous media. Methods of making and using are also disclosed.Type: GrantFiled: July 14, 1997Date of Patent: October 14, 2003Assignee: 3M Innovative Properties CompanyInventors: Clinton P. Waller, Jr., James S. Mrozinski, Omar Farooq
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Patent number: 6630218Abstract: An adhesive sheet containing a flexible substrate film; an adhesive layer in contact with a main surface of the substrate film; and a liner is disclosed. The adhesive layer has an uneven surface structure with a plurality of projections extending from the surface and grooves surrounding the projections. The liner has a corresponding, mating surface in contact with the uneven surface of the adhesive layer. A method of making the adhesive sheet is also disclosed.Type: GrantFiled: May 23, 2000Date of Patent: October 7, 2003Assignee: 3M Innovative Properties CompanyInventor: Hidetoshi Abe
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Patent number: 6627688Abstract: The adhesive composition comprises a hydroxyl group-containing adhesive polymer having little or no carboxylic groups in the molecule, and a separate compound that is an aromatic carboxylic acid compound. This composition prevents the corrosion of a metal layer without requiring formation of a protective film in the production of an adhesive sheet comprising a metal layer.Type: GrantFiled: May 2, 2001Date of Patent: September 30, 2003Assignee: 3M Innovative Properties CompanyInventor: Yasuyuki Takeda
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Patent number: 6624273Abstract: Non-tacky, base polymers are plasticized into pressure-sensitive adhesives and comprise: a) about 100 parts by weight of a base copolymer having a Tg greater than about 0° C., wherein the base copolymer is formed from and comprises: (1) about 50 to 70% by weight of a high Tg comonomer component, wherein the homopolymer formed from the high Tg comonomer component has a Tg of at least about 20° C.; (2) optionally, up to about 20% by weight based on the total weight of the base copolymer of an acidic comonomer; and (3) about 30 to 50% by weight of one or more low Tg (meth)acrylate comonomer, wherein the Tg homopolymer of the low Tg comonomer is less than about 20° C., and b) about 1 to about 100 parts based on the base copolymer of a nonreactive, non-volatile, non-acrylic-based plasticizing agent.Type: GrantFiled: August 13, 1999Date of Patent: September 23, 2003Assignee: 3M Innovative Properties CompanyInventors: Albert I. Everaerts, Eric B. T. Moonen, Peter A. Stark
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Patent number: 6617293Abstract: A concentrated liquid soap composition that readily increases in viscosity upon dilution with water, the concentrated liquid soap composition containing an amine oxide surfactant or mixture thereof having the general formula R1R2 R3N→O, where R1 and R2 are the same or different and are selected from methyl or ethyl and R3 is a straight chain saturated or unsaturated alkyl group having from about 6-24 carbon atoms; an anionic surfactant or mixture thereof; an electrolyte; water; and a buffering agent, sufficient to maintain the pH of the composition between about 8 and about 10.Type: GrantFiled: August 6, 2001Date of Patent: September 9, 2003Assignee: 3M Innovative Properties CompanyInventor: Yen-Lane Chen
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Patent number: 6613411Abstract: A multi-layer sheet material comprises a film, and adhesive layer and an optional release liner. The film is a polyester blend comprising first and second polyesters that are substantially amorphous and possess certain physical properties including softening temperature, E-modulus, elongation and residual stress.Type: GrantFiled: January 25, 2001Date of Patent: September 2, 2003Assignee: 3M Innovative Properties CompanyInventors: Richard A. Kollaja, Heiner Johannsen, Sabine Konrad, Buren R. Ree